Hayden 2565 Engine Cooling Fan Clutch

Hayden 2565 Thermal Fan Clutch Overview

The Hayden 2565 is a standard-duty thermal engine cooling fan clutch built for import applications that need consistent fan engagement and dependable cooling control. With an aluminum construction, non-electronic design, and OE-style flange mounting, it is a direct-fit solution for select Chrysler, Dodge, Mazda, Mitsubishi, and Plymouth vehicles.

Use this Hayden Fan Clutch 2565 when servicing a thermal fan clutch on vehicles such as the Mitsubishi Montero, Dodge Ram 50, or Chrysler Conquest. It is engineered to meet or exceed OEM requirements and is performance rated for standard cooling system service.

Key Features

• Thermal, standard-duty fan clutch for engine cooling control
• Aluminum housing with raw aluminum finish
• Non-electronic design for traditional mechanical fan systems
• Flange mounting with 4 bolt holes and 4 mounting holes
• 5.85 in. maximum clutch diameter
• 4.8 in. fan bolt circle (121.9 mm)
• Mount diameter: 2.28 in. (58 mm)
• Meets or exceeds OEM specifications
• New, performance-rated replacement part

Product Details

Hayden Fan Clutch 2565 is a thermal clutch designed to regulate fan engagement based on operating temperature, helping maintain proper engine cooling under changing driving conditions. The standard rotation, 1.81 in. clutch-to-mounting-flange distance, 0.5 in. pilot depth, and M6 x 1.0 hole thread details support accurate OE-style fitment on listed import applications. This part cross-references Four Seasons 36907 and Gates 22097 for the same application.

Compatible With select 1978-1989 Chrysler, Dodge, Mazda, Mitsubishi, and Plymouth models, including Fits 1987-1989 Chrysler Conquest, N/A; Fits 1987-1989 Dodge Raider, N/A; Fits 1983-1989 Dodge Ram 50, N/A; Fits 1983-1989 Mitsubishi Mighty Max, N/A; Fits 1983-1989 Mitsubishi Montero, N/A; Fits 1983-1989 Mitsubishi Starion, N/A; Fits 1987-1988 Mazda B2600, N/A; Fits 1984-1986 Dodge Conquest, N/A; Fits 1983-1986 Dodge Power Ram 50, N/A; Fits 1984-1986 Plymouth Conquest, N/A; and Fits 1978-1983 Dodge Challenger, N/A.

Common Cooling Issues It Can Address

• Fan clutch that no longer engages at the proper temperature
• Reduced airflow through the radiator at idle or low speed
• Cooling system noise caused by a worn mechanical clutch
• Temperature fluctuation during stop-and-go driving
• Loss of cooling performance on thermal fan clutch applications

Installation Notes and Tips

Verify the fan bolt circle, mounting flange style, pilot dimensions, and rotation before installation. Mounting hardware is not included, so reuse or source the correct hardware separately as needed. Confirm clearance around the radiator, shroud, and fan blades, and compare the existing clutch dimensions to the Hayden 2565 before service.

Quality Assurance

Hayden Fan Clutch 2565 is a new, performance-rated replacement that meets or exceeds OEM requirements for the listed applications. Hayden’s Fan Clutch line is built for direct replacement use in mechanical cooling systems where thermal response and dimensional accuracy matter.